For the following cell with gas electrodes at `p_(1) and p_(2)` as shown:
`underset(at P1)(PtCl_(2))underset(1M)(abs(HCl)) underset(at P2)(Pt (Cl_(2))` cell reaction is spontaneous if :

Pt | Cl_2 (P_2) |HCl (0.M) |Pt|Cl_2 (P_2) , cell reaction will be spontaneous if :

For the concentration cell Pt(H_(2)-p_(1))|H^(+)(0.5M)|Pt(H_(2)-P_(2)) the cell reaction will be spontaneous if

Consider the following cell with hydrogen electrodes at difference pressure p_(1) and p_(2) . The EMF of the cell is given by

Consider the following cell with hydrogen electrodes at difference pressure p_(1) and p_(2) . The EMF of the cell is given by

Pt|underset((p_(1)))(H_(2))|underset((1M))(H^(+))||underset((1M))(H^(+))|underset((p_(2)))(H_(2))|Pt (where p_(1) and p_(2) are pressure) cell reaction cell reaction will be spontaneous if:

Pt|underset((p_(1)))(H_(2))|underset((1M))(H^(+))||underset((1M))(H^(+))|underset((p_(2)))(H_(2))|Pt (where p_(1) and p_(2) are pressure) cell reaction cell reaction will be spontaneous if:

For the given cell, underset(P_(1))(Pt,C1_(2))|underset(C_(1))(HC1)||underset(C_(2))(HC1)|underset(P_(2))(C1_(2),Pt) The emf will be positive when :

|underset("("p_(1)")")(H_(2))|underset("("p_(1)")")(H^(+))|underset("("1M")")(H^(+))|underset("("p_(2)")")(H_(2))| Pt (where p_(1) and p_(2) are pressures) cell reactioin will be spontaneous if:

Pt(Cl_(2))(p_(1))|HCl(0.1M)|(Cl_(2))(p_(2)),Pt cell reaction will be endergonic if